CPUBoss Review Our evaluation of X6550 vs 2600 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

7.9

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 2600 

CPUBoss recommends the Intel Core i7 2600  based on its performance, single-core performance and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon X6550

Reasons to consider the
Intel Xeon X6550

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly more l3 cache 18 MB vs 8 MB 2.2x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 8 vs 4 Twice as many cores; run more applications at once
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More threads 16 vs 8 Twice as many threads
Lower typical power consumption 105.63W vs 114.5W Around 10% lower typical power consumption
More l3 cache per core 2.25 MB/core vs 2 MB/core Around 15% more l3 cache per core
Much lower annual home energy cost 31.32 $/year vs 41.87 $/year More than 25% lower annual home energy cost
Front view of Intel Core i7 2600

Reasons to consider the
Intel Core i7 2600

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Much higher clock speed 3.4 GHz vs 2 GHz 70% higher clock speed
Much higher turbo clock speed 3.8 GHz vs 2.4 GHz Around 60% higher turbo clock speed
Much better performance per dollar 2.72 pt/$ vs 0.04 pt/$ Around 73.8x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better PassMark (Single core) score 1,921 vs 600 Around 3.2x better PassMark (Single core) score
Much better overclocked clock speed (Air) 3.93 GHz vs 2.07 GHz More than 90% better overclocked clock speed (Air)
Much better performance per watt 6.48 pt/W vs 0.73 pt/W Around 9x better performance per watt
Significantly better PassMark score 8,219 vs 2,977 More than 2.8x better PassMark score
Much better overclocked clock speed (Water) 3.92 GHz vs 2 GHz More than 95% better overclocked clock speed (Water)
Slightly higher Maximum operating temperature 72.6 °C vs 69 °C More than 5% higher Maximum operating temperature
Newer Jan, 2011 vs Mar, 2010 Release date 9 months later

Benchmarks Real world tests of Xeon X6550 vs Core i7 2600

PassMark Data courtesy Passmark

Xeon X6550
2,977
Core i7 2600
8,219

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon X6550  vs
Core i7 2600 
Clock speed 2 GHz 3.4 GHz
Turbo clock speed 2.4 GHz 3.8 GHz
Cores Octa core Quad core
Socket type
LGA 1567
LGA 1155

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 95W
Annual home energy cost 31.32 $/year 41.87 $/year
Annual commercial energy cost 113.88 $/year 112.13 $/year
Performance per watt 0.73 pt/W 6.48 pt/W
Typical power consumption 105.63W 114.5W

details

Xeon X6550  vs
Core i7 2600 
Threads 16 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 18 MB 8 MB
L3 cache per core 2.25 MB/core 2 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 2 1
Operating temperature Unknown - 69°C Unknown - 72.6°C

overclocking

Overclocked clock speed 2.07 GHz 3.93 GHz
Overclocked clock speed (Water) 2 GHz 3.92 GHz
Overclocked clock speed (Air) 2.07 GHz 3.93 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 2000
Latest DirectX N/A 10.x
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,350 MHz

bus

Architecture QPI DMI
Number of links 4 1
Data rate 102,400 MB/s 8 MB/s
Transfer rate 6,400 MT/s 5,000 MT/s
Intel Xeon X6550
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Intel Core i7 2600
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